The general trend is that over time, a construction starts out as two words, eventually becomes hyphenated, and finally ends up as one word. I.e., lawn mower becomes lawn-mower becomes lawnmower. Me, I prefer it as two words, but maybe that's because I'm an old fart and resistant to change.
Either the mobile apps or the tool will get you personalized refund information based on the processing of your tax return. They will provide an actual refund date as soon as the IRS processes your tax return and approves your refund. Most refunds will be issued in less than 21 days.
Now, with a free IRS e-file, you can get your refund in as little as 8 days from when you file, if you elect for direct deposit. For 9 out of 10 taxpayers, the IRS issued refunds in less than 21 days from the date the return was received last year.